Home / 1,912,604.38-2,869,285.14-546,389.87

Finding the Fourth Proportional to 1,912,604.38, 2,869,285.14 and 546,389.87

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Solution

The fourth proportional to 1,912,604.38, 2,869,285.14 and 546,389.87 is: 819,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,604.38 : 2,869,285.14 = 546,389.87 : x
  2. Step 2: Convert to fraction form
    1,912,604.38/2,869,285.14 = 546,389.87/x
  3. Step 3: Cross multiply
    1,912,604.38x = 2,869,285.14 × 546,389.87
  4. Step 4: Simplify right side
    1,912,604.38x = 1,567,748,320,291.11
  5. Step 5: Solve for x
    x = 1,567,748,320,291.11/1,912,604.38
  6. Step 6: Final answer
    x = 819,692.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.